Title :
Shaping the surface plasmon vortex in an Archimedes spiral through geometrical design
Author :
Huang, Wei-Lun ; Ku, Chen-Ta ; Huang, Chen-Bin
Author_Institution :
Inst. of Photonics Technol., Nat. Tsing Hua Univ., Hsinchu, Taiwan
Abstract :
We numerically demonstrate the shape (“c”, triangle and diamond) and orientation of surface plasmon vortex intensity distribution can be arbitrarily tailored within a plasmonic spiral through simple geometrical design.
Keywords :
numerical analysis; optical vortices; plasmonics; surface plasmons; Archimedes spiral; geometrical design; plasmonic spiral; surface plasmon vortex intensity distribution orientation; surface plasmon vortex intensity distribution shape; Finite difference methods; Optical surface waves; Optical vortices; Plasmons; Spirals; Surface waves; Time domain analysis;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
